diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/MasterThievesArmband.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/MasterThievesArmband.java
index 63a9a8442..09ad80c44 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/MasterThievesArmband.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/MasterThievesArmband.java
@@ -302,6 +302,7 @@ public class MasterThievesArmband extends Artifact {
 					GLog.p(Messages.get(MasterThievesArmband.class, "level_up"));
 					upgrade();
 				}
+				updateQuickslot();
 				return true;
 			}
 		}